Castrol 6822 Transmax Dexron VI ATF, 1 Quart, Pack of 6 Premium synthetic blend formula exceeds DEXRON-III H requirements Outstanding sludge resistance provides superior transmission life Enhanced friction durability improves shifting performance Certified and approved by General Motors for all cars and trucks that require DEXRON -VI Also satisfied requirements of DEXRON, DEXRON-III H, III, IIE and II